Tsuidoku vs Block Puzzle

Tsuidoku is a logic puzzle for players who have mastered classic Sudoku. The 9×9 grid remains, but a fourth constraint changes everything. THE 4 RULES Each row, column, and 3×3 region must contain the numbers 1 through 9 AND the 9 colors. The twist: each color must also contain all 9 numbers. The result: 81 unique number-color pairs. Place a "Red 5," and it cannot appear anywhere else. DAILY CHALLENGE A unique global grid every day—the same one for the whole world. Maintain your streak, earn monthly medals, and check the daily rankings. MASTER THE TECHNIQUES - Rainbow Technique: Track a single number across all nine colors. - Color Wheel: Track a single color across all nine numbers. Tap a cell to cycle through highlight modes and see the logic light up. PLAY TOGETHER Add friends, compare stats, and chat directly within the app. A detailed profile tracks your records across every difficulty level. Think you’ve mastered Sudoku? The real game starts here. Download now and create your first 81 perfect pairs.

Calm, clever hex puzzles. Play offline, anytime. Drag pieces onto a hexagonal board, fill a full row or diagonal, and watch it pop. Simple to learn, hard to put down. Perfect for a one-minute break or a long streak. HOW TO PLAY Place pieces from your tray anywhere on the hex grid. Complete a line in any of three directions to clear it and free up space. Chain clears for combos, plan ahead, and keep going as long as you can. When nothing in your tray fits, the round is over. FEATURES Clean, distraction-free hexagon board Power-ups to undo mistakes and keep your run alive Drag-and-drop or tap-to-place controls Built-in tutorial for your first round Track your rounds, best scores and stats over time Plays fully offline, no Wi-Fi needed No account or sign-up required Satisfying sounds and smooth, fast gameplay Hexi Pop is made for iPhone. It’s light, quick to load, and fits in your pocket for a minute or an hour.